MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically pointing to 'ttraff.club'. The document body, though heavily obfuscated, contains the same URL and references to 'sewing pattern', suggesting a lure. The presence of numerous other PDF links, many hosted on Shopify, indicates a potential link farm or SEO manipulation tactic to distribute malicious content. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.club/wix?keyword=us+army+bdu+uniform+sewing+pattern
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/3110/1603/files/27241480301.pdf
- https://cdn.shopify.com/s/files/1/0437/4754/1146/files/67496502941.pdf
- https://cdn.shopify.com/s/files/1/0447/0643/1130/files/halley_berry_in_monster_ball.pdf
- https://cdn.shopify.com/s/files/1/0441/0834/9592/files/xojezoverererekim.pdf
- https://cdn.shopify.com/s/files/1/0434/3264/0664/files/picadura_de_araa_en_nios.pdf
- https://cdn.shopify.com/s/files/1/0429/6874/4087/files/interlocking_cost_accounting_system.pdf
- https://cdn.shopify.com/s/files/1/0427/7954/1671/files/fafsa_form_2020_21.pdf
- https://static.usrfiles.com/ugd/b8c837_8bda8bdaa3984470a4fde9f2de22f781.pdf
- https://static.usrfiles.com/ugd/9d869b_d1388a4b19de4cd8ba984da293aa6c92.pdf
- https://static.usrfiles.com/ugd/516793_f83ae24652304816aeb4d53cfb432a3a.pdf
- https://static.usrfiles.com/ugd/89064d_001d136619e74418856e8867e2c61424.pdf
- https://static.usrfiles.com/ugd/a76634_735a1ac7703540f695ff34083d251fa5.pdf
- https://static.usrfiles.com/ugd/a0905b_ff697cf820074b8d921052ec54cf5272.pdf
- https://static.usrfiles.com/ugd/98857b_01025f7131924a43b51d193babd32bac.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007416.binbe6dbbdbbccdaef4976c6217cfe18889c314e4075ac6b4a2930a33d43e021442 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7416 | 5652 bytes |
font_01_sfnt_off00008751.bin78e5316fa6dad4ef8051db0082e99ccb1b8dd3ad2008f607acd7e9065520551d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8751 | 10516 bytes |
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